<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
	<%
	//程序主动清除session数据
		/* // 设置会话失效
		session.invalidate(); */
		// 移除会话的一个属性
		session.removeAttribute("user");
		response.sendRedirect("index.jsp");
	%>
</body>
</html>